A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6685-01-521-3127
NSN 6150-01-292-7885
NSN 6650-00-819-1165
NSN 6320-01-527-0211
NSN 6105-01-097-6160
NSN 5950-01-594-3131
NSN 4140-01-211-8673
NSN 5855-00-058-1293
NSN 5925-01-541-9251
NSN 7035-01-309-6709
NSN 5998-01-267-8253
NSN 5998-01-444-3911